Cup holder



FIG. 1 is a front elevational view of a cup holder showing my new design, the rear being unornamented and the cup being shown in broken lines for illustrative purposes only;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof,

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a transverse sectional view taken in the same direction as FIG. 4. 

The ornamental design for a cup holder, as shown and described. 